Vulnerability Name:

CVE-2005-2963 (CCN-22520)

Assigned:2005-10-05
Published:2005-10-05
Updated:2017-07-11
Summary:The mod_auth_shadow module 1.0 through 1.5 and 2.0 for Apache with AuthShadow enabled uses shadow authentication for all locations that use the require group directive, even when other authentication mechanisms are specified, which might allow remote authenticated users to bypass security restrictions.
CVSS v3 Severity:7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-Other
Vulnerability Consequences:Bypass Security
References:Source: CCN
Type: Full-Disclosure Mailing List, Wed Oct 05 2005 - 04:23:52 CDT
New mod-auth-shadow packages fix authentication bypass

Source: MISC
Type: UNKNOWN
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=323789

Source: MITRE
Type: CNA
CVE-2005-2963

Source: MANDRIVA
Type: UNKNOWN
MDKSA-2005:200

Source: CCN
Type: SA17060
Apache mod_auth_shadow Module "require group" Incorrect Authentication

Source: SECUNIA
Type: Patch, Vendor Advisory
17060

Source: SECUNIA
Type: UNKNOWN
17067

Source: SECUNIA
Type: UNKNOWN
17348

Source: DEBIAN
Type: Patch, Vendor Advisory
DSA-844

Source: DEBIAN
Type: DSA-844
mod-auth-shadow -- programming error

Source: OSVDB
Type: UNKNOWN
19863

Source: CCN
Type: OSVDB ID: 19863
mod_auth_shadow for Apache HTTP Server require group Authentication Bypass

Source: BID
Type: UNKNOWN
15224

Source: CCN
Type: BID-15224
Apache Mod_Auth_Shadow Authentication Bypass Vulnerability

Source: XF
Type: UNKNOWN
modauthshadow-require-group-bypass-security(22520)

Source: XF
Type: UNKNOWN
modauthshadow-require-group-bypass-security(22520)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:mod_auth_shadow:mod_auth_shadow:1.0:*:*:*:*:*:*:*
  • OR cpe:/a:mod_auth_shadow:mod_auth_shadow:1.1:*:*:*:*:*:*:*
  • OR cpe:/a:mod_auth_shadow:mod_auth_shadow:1.2:*:*:*:*:*:*:*
  • OR cpe:/a:mod_auth_shadow:mod_auth_shadow:1.3:*:*:*:*:*:*:*
  • OR cpe:/a:mod_auth_shadow:mod_auth_shadow:1.4:*:*:*:*:*:*:*
  • OR cpe:/a:mod_auth_shadow:mod_auth_shadow:1.5:*:*:*:*:*:*:*
  • OR cpe:/a:mod_auth_shadow:mod_auth_shadow:2.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.debian:def:844
    V
    programming error
    2005-10-05
    BACK
    mod_auth_shadow mod auth shadow 1.0
    mod_auth_shadow mod auth shadow 1.1
    mod_auth_shadow mod auth shadow 1.2
    mod_auth_shadow mod auth shadow 1.3
    mod_auth_shadow mod auth shadow 1.4
    mod_auth_shadow mod auth shadow 1.5
    mod_auth_shadow mod auth shadow 2.0